Transaction not yet indexed

2mam77DQCZSPddH8BzCF4ZwkAHKFy7MW8UCdBHZvUpcGdyJGPTGnCbp6tVhgKnBHnFTurTMg5JdktUDNCrncYCoo

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.